﻿var TINY = {};

function T$(i) { return document.getElementById(i) }
function T$$(e, p) { return p.getElementsByTagName(e) }

TINY.fader = function () {
    function fade(n, p) { this.n = n; this.init(p) }
    fade.prototype.init = function (p) {
        var s = T$(p.id), u = this.u = T$$('li', s), l = u.length, i = this.l = this.c = this.z = 0;
        if (p.navid && p.activeclass) { this.g = T$$('li', T$(p.navid)); this.s = p.activeclass }
        s.style.overflow = 'hidden'; this.a = p.auto || 0; this.p = p.resume || 0;
        for (i; i < l; i++) {
            if (u[i].parentNode == s) {
                u[i].style.position = 'absolute'; this.l++; u[i].o = p.visible ? 100 : 0;
                u[i].style.opacity = u[i].o / 100; u[i].style.filter = 'alpha(opacity=' + u[i].o + ')'
            }
        }
        this.pos(p.position || 0, this.a ? 1 : 0, p.visible)
    },
	fade.prototype.auto = function () {
	    this.u.ai = setInterval(new Function(this.n + '.move(1,1)'), this.a * 1000)
	},
	fade.prototype.move = function (d, a) {
	    var n = this.c + d, i = d == 1 ? n == this.l ? 0 : n : n < 0 ? this.l - 1 : n; this.pos(i, a)
	},
	fade.prototype.pos = function (i, a, v) {
	    var p = this.u[i]; this.z++; p.style.zIndex = this.z;
	    clearInterval(p.si); clearInterval(this.u.ai); this.u.ai = 0; this.c = i;
	    if (p.o >= 100 && !v) { p.o = 0; p.style.opacity = 0; p.style.filter = 'alpha(opacity=0)' }
	    if (this.g) { for (var x = 0; x < this.l; x++) { this.g[x].className = x == i ? this.s : '' } }
	    p.si = setInterval(new Function(this.n + '.fade(' + i + ',' + a + ')'), 20)
	},
	fade.prototype.fade = function (i, a) {
	    var p = this.u[i];
	    if (p.o >= 100) {
	        clearInterval(p.si); if ((a || (this.a && this.p)) && !this.u.ai) { this.auto() }
	    } else {
	        p.o += 5; p.style.opacity = p.o / 100; p.style.filter = 'alpha(opacity=' + p.o + ')'
	    }
	};
    return { fade: fade }
} ();